! Started logfile: /vlbi/sb072/temp_maps//J0502+2516_X_dfm.log on Fri Dec 28 22:51:17 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J0502+2516_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0502+2516_X_uva.fits ! AN table 1: 7 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0502+2516 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 2520 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0502+2516_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.029853Jy sigma=34.018071 ! Fit after self-cal, rms=0.737073Jy sigma=24.154221 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8011 mas, bmaj=2.138 mas, bpa=18.33 degrees ! Estimated noise=0.631083 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18954 Jy ! Component: 100 - total flux cleaned = 0.247163 Jy ! Total flux subtracted in 100 components = 0.247163 Jy ! Clean residual min=-0.010363 max=0.027524 Jy/beam ! Clean residual mean=-0.000054 rms=0.003192 Jy/beam ! Combined flux in latest and established models = 0.247163 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.247163 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.065433Jy sigma=2.121715 ! Fit after self-cal, rms=0.065331Jy sigma=2.118191 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0321768 Jy ! Component: 100 - total flux cleaned = 0.0502897 Jy ! Total flux subtracted in 100 components = 0.0502897 Jy ! Clean residual min=-0.005198 max=0.014050 Jy/beam ! Clean residual mean=-0.000026 rms=0.001540 Jy/beam ! Combined flux in latest and established models = 0.297452 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.297452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038958Jy sigma=1.158444 ! Fit after self-cal, rms=0.038777Jy sigma=1.152284 ! Inverting map ! Added new window around map position (1.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140913 Jy ! Component: 100 - total flux cleaned = 0.022727 Jy ! Total flux subtracted in 100 components = 0.022727 Jy ! Clean residual min=-0.004203 max=0.006191 Jy/beam ! Clean residual mean=-0.000013 rms=0.000909 Jy/beam ! Combined flux in latest and established models = 0.320179 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.320179 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.030651Jy sigma=0.834724 ! Fit after self-cal, rms=0.030211Jy sigma=0.819358 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00665569 Jy ! Component: 100 - total flux cleaned = 0.0109222 Jy ! Total flux subtracted in 100 components = 0.0109222 Jy ! Clean residual min=-0.003325 max=0.003809 Jy/beam ! Clean residual mean=-0.000007 rms=0.000645 Jy/beam ! Combined flux in latest and established models = 0.331102 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.331102 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.027945Jy sigma=0.726005 ! Fit after self-cal, rms=0.027835Jy sigma=0.722145 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.032 mas, bmaj=2.364 mas, bpa=16.17 degrees ! Estimated noise=0.447205 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470682 Jy ! Component: 100 - total flux cleaned = 0.00728326 Jy ! Component: 150 - total flux cleaned = 0.00830632 Jy ! Component: 200 - total flux cleaned = 0.00862283 Jy ! Total flux subtracted in 200 components = 0.00862283 Jy ! Clean residual min=-0.002070 max=0.002652 Jy/beam ! Clean residual mean=-0.000003 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.339724 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 0.339724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026968Jy sigma=0.688139 ! Fit after self-cal, rms=0.026912Jy sigma=0.686090 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.032 x 2.364 at 16.17 degrees (North through East) ! Clean map min=-0.0017795 max=0.26224 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.98 KP 1.01 ! LA 1.01 MK 1.03 NL 1.02 OV 1.02 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.00 KP 0.99 ! LA 1.01 MK 1.03 NL 1.00 OV 1.02 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.99 KP 1.00 ! LA 1.00 MK 1.03 NL 1.01 OV 1.01 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.98 KP 0.98 ! LA 0.99 MK 1.04 NL 0.99 OV 1.02 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.97 KP 1.00 ! LA 1.00 MK 1.03 NL 1.01 OV 1.01 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 0.99 KP 0.99 ! LA 0.99 MK 1.03 NL 1.00 OV 1.02 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.99 KP 0.98 ! LA 0.99 MK 1.03 NL 1.00 OV 0.99 ! PT 0.99 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.98 KP 1.01 ! LA 1.00 MK 1.00 NL 1.00 OV 1.01 ! PT 0.97 SC 0.99 ! ! ! Fit before self-cal, rms=0.026912Jy sigma=0.686090 ! Fit after self-cal, rms=0.026186Jy sigma=0.657506 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=2.361 mas, bpa=16.32 degrees ! Estimated noise=0.446555 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000478774 Jy ! Component: 100 - total flux cleaned = -0.000458701 Jy ! Component: 150 - total flux cleaned = -0.000400013 Jy ! Component: 200 - total flux cleaned = -0.000365096 Jy ! Total flux subtracted in 200 components = -0.000365096 Jy ! Clean residual min=-0.001554 max=0.001387 Jy/beam ! Clean residual mean=0.000002 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.339359 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.339359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026138Jy sigma=0.656005 ! Fit after self-cal, rms=0.026136Jy sigma=0.655963 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026136Jy sigma=0.655963 ! Fit after self-cal, rms=0.026138Jy sigma=0.655826 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=2.362 mas, bpa=16.34 degrees ! Estimated noise=0.446588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.17535e-05 Jy ! Component: 100 - total flux cleaned = -8.29151e-05 Jy ! Component: 150 - total flux cleaned = -6.89652e-05 Jy ! Component: 200 - total flux cleaned = -4.42532e-05 Jy ! Total flux subtracted in 200 components = -4.42532e-05 Jy ! Clean residual min=-0.001477 max=0.001371 Jy/beam ! Clean residual mean=0.000002 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.339315 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 49 components and 0.339315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026117Jy sigma=0.655254 ! Fit after self-cal, rms=0.026116Jy sigma=0.655230 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.08997e-05 Jy ! Component: 100 - total flux cleaned = 8.10023e-05 Jy ! Component: 150 - total flux cleaned = 8.1187e-05 Jy ! Component: 200 - total flux cleaned = 7.16621e-05 Jy ! Total flux subtracted in 200 components = 7.16621e-05 Jy ! Clean residual min=-0.001439 max=0.001370 Jy/beam ! Clean residual mean=0.000002 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.339387 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.339387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026105Jy sigma=0.654968 ! Fit after self-cal, rms=0.026105Jy sigma=0.654962 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026105Jy sigma=0.654962 ! Fit after self-cal, rms=0.026114Jy sigma=0.654831 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=2.362 mas, bpa=16.37 degrees ! Estimated noise=0.446683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00012727 Jy ! Component: 100 - total flux cleaned = 9.45788e-05 Jy ! Component: 150 - total flux cleaned = 6.47178e-05 Jy ! Component: 200 - total flux cleaned = 7.40279e-05 Jy ! Total flux subtracted in 200 components = 7.40279e-05 Jy ! Clean residual min=-0.001390 max=0.001363 Jy/beam ! Clean residual mean=0.000002 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.339461 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.339461 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026103Jy sigma=0.654526 ! Fit after self-cal, rms=0.026102Jy sigma=0.654512 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.10376e-05 Jy ! Component: 100 - total flux cleaned = 4.9474e-05 Jy ! Component: 150 - total flux cleaned = 4.93988e-05 Jy ! Component: 200 - total flux cleaned = 4.94666e-05 Jy ! Total flux subtracted in 200 components = 4.94666e-05 Jy ! Clean residual min=-0.001364 max=0.001359 Jy/beam ! Clean residual mean=0.000002 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.33951 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 62 components and 0.33951 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026096Jy sigma=0.654360 ! Fit after self-cal, rms=0.026096Jy sigma=0.654357 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026096Jy sigma=0.654357 ! Fit after self-cal, rms=0.026107Jy sigma=0.654254 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.009 mas, bmaj=2.993 mas, bpa=5.044 degrees ! Estimated noise=0.544539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000305926 Jy ! Component: 100 - total flux cleaned = 0.000305375 Jy ! Component: 150 - total flux cleaned = 0.000298923 Jy ! Component: 200 - total flux cleaned = 0.000298794 Jy ! Total flux subtracted in 200 components = 0.000298794 Jy ! Clean residual min=-0.001636 max=0.001755 Jy/beam ! Clean residual mean=0.000004 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.339809 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 68 components and 0.339809 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026103Jy sigma=0.654195 ! Fit after self-cal, rms=0.026101Jy sigma=0.654134 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.143e-05 Jy ! Component: 100 - total flux cleaned = 6.15049e-05 Jy ! Component: 150 - total flux cleaned = 6.60238e-05 Jy ! Component: 200 - total flux cleaned = 7.8769e-05 Jy ! Total flux subtracted in 200 components = 7.8769e-05 Jy ! Clean residual min=-0.001621 max=0.001748 Jy/beam ! Clean residual mean=0.000005 rms=0.000448 Jy/beam ! Combined flux in latest and established models = 0.339888 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 71 components and 0.339888 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026100Jy sigma=0.654189 ! Fit after self-cal, rms=0.026099Jy sigma=0.654162 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=2.362 mas, bpa=16.4 degrees ! Estimated noise=0.446807 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 2.362 at 16.4 degrees (North through East) ! Clean map min=-0.0012106 max=0.26121 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8018 mas, bmaj=2.138 mas, bpa=18.55 degrees ! Estimated noise=0.63149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.189775 Jy ! Component: 100 - total flux cleaned = 0.247821 Jy ! Component: 150 - total flux cleaned = 0.279643 Jy ! Component: 200 - total flux cleaned = 0.299439 Jy ! Total flux subtracted in 200 components = 0.299439 Jy ! Clean residual min=-0.004585 max=0.010540 Jy/beam ! Clean residual mean=-0.000022 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 0.299439 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.299439 Jy ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=2.362 mas, bpa=16.4 degrees ! Estimated noise=0.446807 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186833 Jy ! Component: 100 - total flux cleaned = 0.0284918 Jy ! Component: 150 - total flux cleaned = 0.0338476 Jy ! Component: 200 - total flux cleaned = 0.0369842 Jy ! Total flux subtracted in 200 components = 0.0369842 Jy ! Clean residual min=-0.001517 max=0.001593 Jy/beam ! Clean residual mean=-0.000003 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.336424 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 22 components and 0.336424 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.009 mas, bmaj=2.993 mas, bpa=5.044 degrees ! Estimated noise=0.544539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238569 Jy ! Component: 100 - total flux cleaned = 0.00317375 Jy ! Component: 150 - total flux cleaned = 0.00317266 Jy ! Component: 200 - total flux cleaned = 0.00321902 Jy ! Total flux subtracted in 200 components = 0.00321902 Jy ! Clean residual min=-0.001874 max=0.001701 Jy/beam ! Clean residual mean=0.000004 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.339643 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.95016e-05 Jy ! Component: 100 - total flux cleaned = 7.36467e-05 Jy ! Component: 150 - total flux cleaned = 8.88207e-05 Jy ! Component: 200 - total flux cleaned = 0.000115601 Jy ! Total flux subtracted in 200 components = 0.000115601 Jy ! Clean residual min=-0.001784 max=0.001713 Jy/beam ! Clean residual mean=0.000004 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.339758 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 37 components and 0.339758 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=2.362 mas, bpa=16.4 degrees ! Estimated noise=0.446807 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000243183 Jy ! Component: 100 - total flux cleaned = -0.000209875 Jy ! Component: 150 - total flux cleaned = -0.000180839 Jy ! Component: 200 - total flux cleaned = -0.000180811 Jy ! Total flux subtracted in 200 components = -0.000180811 Jy ! Clean residual min=-0.001379 max=0.001364 Jy/beam ! Clean residual mean=0.000002 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.339577 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 47 components and 0.339577 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.026120Jy sigma=0.654685 ! Fit after self-cal, rms=0.026118Jy sigma=0.654641 wmodel J0502+2516_X_map.mod ! Writing 47 model components to file: J0502+2516_X_map.mod wobs J0502+2516_X_uvs.fits ! Writing UV FITS file: J0502+2516_X_uvs.fits wwins J0502+2516_X_map.win ! wwins: Wrote 2 windows to J0502+2516_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000145867 Jy ! Component: 100 - total flux cleaned = -0.000372201 Jy ! Component: 150 - total flux cleaned = -0.000586854 Jy ! Component: 200 - total flux cleaned = -0.000750873 Jy ! Component: 250 - total flux cleaned = -0.000869651 Jy ! Component: 300 - total flux cleaned = -0.00100341 Jy ! Component: 350 - total flux cleaned = -0.00115073 Jy ! Component: 400 - total flux cleaned = -0.00134637 Jy ! Component: 450 - total flux cleaned = -0.00143316 Jy ! Component: 500 - total flux cleaned = -0.00151772 Jy ! Component: 550 - total flux cleaned = -0.00160027 Jy ! Component: 600 - total flux cleaned = -0.00166505 Jy ! Component: 650 - total flux cleaned = -0.00174471 Jy ! Component: 700 - total flux cleaned = -0.00180748 Jy ! Component: 750 - total flux cleaned = -0.00188433 Jy ! Component: 800 - total flux cleaned = -0.00197494 Jy ! Component: 850 - total flux cleaned = -0.00204927 Jy ! Component: 900 - total flux cleaned = -0.00213693 Jy ! Component: 950 - total flux cleaned = -0.00223769 Jy ! Component: 1000 - total flux cleaned = -0.00228001 Jy ! Component: 1050 - total flux cleaned = -0.00237781 Jy ! Component: 1100 - total flux cleaned = -0.00244666 Jy ! Component: 1150 - total flux cleaned = -0.00252808 Jy ! Component: 1200 - total flux cleaned = -0.0025816 Jy ! Component: 1250 - total flux cleaned = -0.00263448 Jy ! Component: 1300 - total flux cleaned = -0.00275193 Jy ! Component: 1350 - total flux cleaned = -0.00279018 Jy ! Component: 1400 - total flux cleaned = -0.00282824 Jy ! Component: 1450 - total flux cleaned = -0.00290345 Jy ! Component: 1500 - total flux cleaned = -0.00291597 Jy ! Component: 1550 - total flux cleaned = -0.00298958 Jy ! Component: 1600 - total flux cleaned = -0.00302575 Jy ! Component: 1650 - total flux cleaned = -0.00302594 Jy ! Component: 1700 - total flux cleaned = -0.00308524 Jy ! Component: 1750 - total flux cleaned = -0.00314393 Jy ! Component: 1800 - total flux cleaned = -0.00314396 Jy ! Component: 1850 - total flux cleaned = -0.00321265 Jy ! Component: 1900 - total flux cleaned = -0.00321278 Jy ! Component: 1950 - total flux cleaned = -0.00328013 Jy ! Component: 2000 - total flux cleaned = -0.00331347 Jy ! Component: 2050 - total flux cleaned = -0.00332457 Jy ! Component: 2100 - total flux cleaned = -0.00339001 Jy ! Component: 2150 - total flux cleaned = -0.00342243 Jy ! Component: 2200 - total flux cleaned = -0.00345444 Jy ! Component: 2250 - total flux cleaned = -0.00349701 Jy ! Component: 2300 - total flux cleaned = -0.00352853 Jy ! Component: 2350 - total flux cleaned = -0.00354928 Jy ! Component: 2400 - total flux cleaned = -0.00355976 Jy ! Component: 2450 - total flux cleaned = -0.00363145 Jy ! Component: 2500 - total flux cleaned = -0.00363136 Jy ! Component: 2550 - total flux cleaned = -0.00364133 Jy ! Component: 2600 - total flux cleaned = -0.00368137 Jy ! Component: 2650 - total flux cleaned = -0.00366159 Jy ! Component: 2700 - total flux cleaned = -0.00370105 Jy ! Component: 2750 - total flux cleaned = -0.0037401 Jy ! Component: 2800 - total flux cleaned = -0.00373045 Jy ! Component: 2850 - total flux cleaned = -0.00372093 Jy ! Component: 2900 - total flux cleaned = -0.003721 Jy ! Component: 2950 - total flux cleaned = -0.00371157 Jy ! Component: 3000 - total flux cleaned = -0.00367391 Jy ! Component: 3050 - total flux cleaned = -0.00375833 Jy ! Component: 3100 - total flux cleaned = -0.00373027 Jy ! Component: 3150 - total flux cleaned = -0.00369326 Jy ! Component: 3200 - total flux cleaned = -0.00371159 Jy ! Component: 3250 - total flux cleaned = -0.00372984 Jy ! Component: 3300 - total flux cleaned = -0.00370262 Jy ! Component: 3350 - total flux cleaned = -0.00372077 Jy ! Component: 3400 - total flux cleaned = -0.00369377 Jy ! Component: 3450 - total flux cleaned = -0.00371163 Jy ! Component: 3500 - total flux cleaned = -0.0037204 Jy ! Component: 3550 - total flux cleaned = -0.00372038 Jy ! Component: 3600 - total flux cleaned = -0.00373791 Jy ! Component: 3650 - total flux cleaned = -0.00373786 Jy ! Component: 3700 - total flux cleaned = -0.00374651 Jy ! Component: 3750 - total flux cleaned = -0.0037551 Jy ! Component: 3800 - total flux cleaned = -0.0037551 Jy ! Component: 3850 - total flux cleaned = -0.00375515 Jy ! Component: 3900 - total flux cleaned = -0.00375516 Jy ! Component: 3950 - total flux cleaned = -0.00374676 Jy ! Component: 4000 - total flux cleaned = -0.00374678 Jy ! Component: 4050 - total flux cleaned = -0.00378019 Jy ! Total flux subtracted in 4096 components = -0.0037719 Jy ! Clean residual min=-0.000569 max=0.000579 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.335806 Jy keep ! Adding 316 model components to the UV plane model. ! The established model now contains 363 components and 0.335806 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0502+2516_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.033 x 2.362 at 16.4 degrees (North through East) ! Clean map min=-0.00098705 max=0.2614 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0502+2516_X_map.fits wmodel /vlbi/sb072/temp_maps//J0502+2516_X_map.mod ! Writing 363 model components to file: /vlbi/sb072/temp_maps//J0502+2516_X_map.mod wobs /vlbi/sb072/temp_maps//J0502+2516_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0502+2516_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0502+2516_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0502+2516_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.261398 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000144223 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.165521 0.165521 0.331042 0.662085 1.32417 2.64834 5.29668 10.5934 21.1867 42.3734 84.7469 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.261 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1812.46 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0502+2516_X_dfm.log closed on Fri Dec 28 22:51:21 2018